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hoaparse: make it possible to read from a string

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* src/hoaparse/public.hh, src/hoaparse/parsedecl.hh,
src/hoaparse/hoascan.ll, src/hoaparse/hoaparse.yy: Implement this new
interface.
* wrap/python/spot.py (automata): Use it when the argument contains
a newline.
* wrap/python/tests/automata-io.ipynb: Test it.
This commit is contained in:
Alexandre Duret-Lutz 2015-04-27 00:11:29 +02:00
parent 528cc04cca
commit 5bfed246f9
6 changed files with 221 additions and 38 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/hoaparse/hoaparse.yy
View file

@ -1667,6 +1667,14 @@ namespace spot
throw std::runtime_error(std::string("Cannot open file ") + name);
}
hoa_stream_parser::hoa_stream_parser(const char* data,
const std::string& filename,
bool ignore_abort)
: filename_(filename), ignore_abort_(ignore_abort)
{
hoayystring(data);
}
hoa_stream_parser::~hoa_stream_parser()
{
hoayyclose();

8
src/hoaparse/hoascan.ll
View file

@ -390,6 +390,14 @@ namespace spot
return 0;
}
int
hoayystring(const char* data)
{
yy_scan_string(data);
hoayyreset();
return 0;
}
int
hoayyopen(int fd)
{

1
src/hoaparse/parsedecl.hh
View file

@ -34,6 +34,7 @@ namespace spot
void hoayyreset();
int hoayyopen(const std::string& name);
int hoayyopen(int fd);
int hoayystring(const char* data);
void hoayyclose();
// This exception is thrown by the lexer when it reads "--ABORT--".

4
src/hoaparse/public.hh
View file

@ -68,6 +68,10 @@ namespace spot
// Use filename in error messages.
hoa_stream_parser(int fd, const std::string& filename,
bool ignore_abort = false);
// Read from a buffer
hoa_stream_parser(const char* data,
const std::string& filename,
bool ignore_abort = false);
~hoa_stream_parser();
hoa_aut_ptr parse(hoa_parse_error_list& error_list,
const bdd_dict_ptr& dict,

21
wrap/python/spot.py
View file

@ -140,20 +140,29 @@ def automata(*filenames):
or in [LBTT's format]
(http://www.tcs.hut.fi/Software/lbtt/doc/html/Format-for-automata.html).
If a filename ends with a `|`, then the filename is interpreted as
If an argument ends with a `|`, then this argument is interpreted as
a shell command, and the output of that command (without the `|`)
is parsed."""
is parsed.
If an argument contains a newline, then it is interpreted as
actual contents to be parsed.
Otherwise, the argument is assumed to be a filename.
"""
for filename in filenames:
try:
p = None
if filename[-1] != '|':
proc = None
p = hoa_stream_parser(filename, True)
else:
if filename[-1] == '|':
proc = subprocess.Popen(filename[:-1], shell=True,
stdout=subprocess.PIPE)
p = hoa_stream_parser(proc.stdout.fileno(), filename, True)
elif '\n' in filename:
proc = None
p = hoa_stream_parser(filename, "<string>", True)
else:
proc = None
p = hoa_stream_parser(filename, True)
a = True
while a:
# This returns None when we reach the end of the file.

217
wrap/python/tests/automata-io.ipynb
View file

@ -1,7 +1,23 @@
{
"metadata": {
"name": "",
"signature": "sha256:87a09325e40a5df4abe3f3cdf6cdaf097b1673b1acd1a5dff28332d1c9775a38"
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.4.2"
},
"name": ""
},
"nbformat": 3,
"nbformat_minor": 0,
@ -161,7 +177,7 @@
"</svg>\n"
],
"text": [
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f48240566f0> >"
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f2db843b780> >"
]
}
],
@ -272,7 +288,7 @@
"</svg>\n"
],
"text": [
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f4824056960> >"
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f2db843b900> >"
]
},
{
@ -329,7 +345,7 @@
"</svg>\n"
],
"text": [
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f4824056990> >"
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f2db843ba20> >"
]
}
],
@ -448,12 +464,155 @@
"</svg>\n"
],
"text": [
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f4824056ba0> >"
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f2db843b900> >"
]
}
],
"prompt_number": 7
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"for a in spot.automata(\"\"\"\n",
"HOA: v1\n",
"States: 2\n",
"Start: 1\n",
"name: \"Hello world\"\n",
"AP: 2 \"a\" \"b\"\n",
"Acceptance: 1 Inf(0)\n",
"--BODY--\n",
"State: 0 {0}\n",
"[t] 0\n",
"State: 1\n",
"[1] 0\n",
"[0&!1] 1\n",
"--END--\n",
"HOA: v1\n",
"States: 1\n",
"Start: 0\n",
"name: \"Hello world 2\"\n",
"AP: 2 \"a\" \"b\"\n",
"Acceptance: 2 Inf(0)&Inf(1)\n",
"--BODY--\n",
"State: 0 {0}\n",
"[t] 0 {1}\n",
"[0&!1] 0\n",
"--END--\n",
"\"\"\"):\n",
" display(a)"
],
"language": "python",
"metadata": {},
"outputs": [
{
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],
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"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f2db843b7b0> >"
]
},
{
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"text": [
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f2db843b720> >"
]
}
],
"prompt_number": 8
},
{
"cell_type": "markdown",
"metadata": {},
@ -503,7 +662,7 @@
]
}
],
"prompt_number": 8
"prompt_number": 9
},
{
"cell_type": "code",
@ -563,7 +722,7 @@
"</svg>\n"
],
"text": [
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f4824056d20> >"
"<spot_impl.twa_graph; proxy of <Swig Object of type 'std::shared_ptr< spot::twa_graph > *' at 0x7f2db843b9f0> >"
]
},
{
@ -571,11 +730,11 @@
"evalue": "\nexample.aut:20.2: syntax error, unexpected identifier\nexample.aut:20.1-3: ignoring this invalid label\nexample.aut:20.5: state number is larger than state count...\nexample.aut:14.1-9: ... declared here.\n (<string>)",
"output_type": "pyerr",
"traceback": [
"\u001b[0;36m File \u001b[0;32m\"<string>\"\u001b[0;36m, line \u001b[0;32munknown\u001b[0m\n\u001b[0;31mSyntaxError\u001b[0m\u001b[0;31m:\u001b[0m \nexample.aut:20.2: syntax error, unexpected identifier\nexample.aut:20.1-3: ignoring this invalid label\nexample.aut:20.5: state number is larger than state count...\nexample.aut:14.1-9: ... declared here.\n\n"
"\u001b[1;36m File \u001b[1;32m\"<string>\"\u001b[1;36m, line \u001b[1;32munknown\u001b[0m\n\u001b[1;31mSyntaxError\u001b[0m\u001b[1;31m:\u001b[0m \nexample.aut:20.2: syntax error, unexpected identifier\nexample.aut:20.1-3: ignoring this invalid label\nexample.aut:20.5: state number is larger than state count...\nexample.aut:14.1-9: ... declared here.\n\n"
]
}
],
"prompt_number": 9
"prompt_number": 10
},
{
"cell_type": "code",
@ -586,7 +745,7 @@
"language": "python",
"metadata": {},
"outputs": [],
"prompt_number": 10
"prompt_number": 11
},
{
"cell_type": "code",
@ -602,16 +761,17 @@
"evalue": "Cannot open file example.aut",
"output_type": "pyerr",
"traceback": [
"\u001b[0;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[0;31mRuntimeError\u001b[0m Traceback (most recent call last)",
"\u001b[0;32m<ipython-input-11-91499c480122>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mspot\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mautomaton\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'example.aut'\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
"\u001b[0;32m/home/adl/git/spot/wrap/python/spot.py\u001b[0m in \u001b[0;36mautomaton\u001b[0;34m(filename)\u001b[0m\n\u001b[1;32m 179\u001b[0m \u001b[0ma\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mautomata\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 180\u001b[0m \u001b[0;32mtry\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 181\u001b[0;31m \u001b[0;32mreturn\u001b[0m \u001b[0mnext\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ma\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m 182\u001b[0m \u001b[0;32mexcept\u001b[0m \u001b[0mStopIteration\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 183\u001b[0m \u001b[0;32mraise\u001b[0m \u001b[0mRuntimeError\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m\"Failed to read automaton from {}\"\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
"\u001b[0;32m/home/adl/git/spot/wrap/python/spot.py\u001b[0m in \u001b[0;36mautomata\u001b[0;34m(*filenames)\u001b[0m\n\u001b[1;32m 141\u001b[0m \u001b[0;32mif\u001b[0m \u001b[0mfilename\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;34m-\u001b[0m\u001b[0;36m1\u001b[0m\u001b[0;34m]\u001b[0m \u001b[0;34m!=\u001b[0m \u001b[0;34m'|'\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 142\u001b[0m \u001b[0mproc\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0;32mNone\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 143\u001b[0;31m \u001b[0mp\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mhoa_stream_parser\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;32mTrue\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m 144\u001b[0m \u001b[0;32melse\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 145\u001b[0m proc = subprocess.Popen(filename[:-1], shell=True,\n",
"\u001b[0;32m/home/adl/git/spot/wrap/python/spot_impl.py\u001b[0m in \u001b[0;36m__init__\u001b[0;34m(self, *args)\u001b[0m\n\u001b[1;32m 2206\u001b[0m \u001b[0m__repr__\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0m_swig_repr\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 2207\u001b[0m \u001b[0;32mdef\u001b[0m \u001b[0m__init__\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mself\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0;34m*\u001b[0m\u001b[0margs\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m-> 2208\u001b[0;31m \u001b[0mthis\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0m_spot_impl\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mnew_hoa_stream_parser\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m*\u001b[0m\u001b[0margs\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m 2209\u001b[0m \u001b[0;32mtry\u001b[0m\u001b[0;34m:\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mthis\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mappend\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mthis\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 2210\u001b[0m \u001b[0;32mexcept\u001b[0m\u001b[0;34m:\u001b[0m \u001b[0mself\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mthis\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mthis\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
"\u001b[0;31mRuntimeError\u001b[0m: Cannot open file example.aut"
"\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
"\u001b[1;31mRuntimeError\u001b[0m Traceback (most recent call last)",
"\u001b[1;32m<ipython-input-12-91499c480122>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[0mspot\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mautomaton\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m'example.aut'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
"\u001b[1;32m/home-ssd/adl/git/spot/wrap/python/spot.py\u001b[0m in \u001b[0;36mautomaton\u001b[1;34m(filename)\u001b[0m\n\u001b[0;32m 196\u001b[0m See `spot.automata()` for a list of supported formats.\"\"\"\n\u001b[0;32m 197\u001b[0m \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 198\u001b[1;33m \u001b[1;32mreturn\u001b[0m \u001b[0mnext\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mautomata\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m 199\u001b[0m \u001b[1;32mexcept\u001b[0m \u001b[0mStopIteration\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 200\u001b[0m \u001b[1;32mraise\u001b[0m \u001b[0mRuntimeError\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"Failed to read automaton from {}\"\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
"\u001b[1;32m/home-ssd/adl/git/spot/wrap/python/spot.py\u001b[0m in \u001b[0;36mautomata\u001b[1;34m(*filenames)\u001b[0m\n\u001b[0;32m 163\u001b[0m \u001b[1;32melse\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 164\u001b[0m \u001b[0mproc\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;32mNone\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 165\u001b[1;33m \u001b[0mp\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mhoa_stream_parser\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;32mTrue\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m 166\u001b[0m \u001b[0ma\u001b[0m \u001b[1;33m=\u001b[0m \u001b[1;32mTrue\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 167\u001b[0m \u001b[1;32mwhile\u001b[0m \u001b[0ma\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
"\u001b[1;32m/home-ssd/adl/git/spot/wrap/python/spot_impl.py\u001b[0m in \u001b[0;36m__init__\u001b[1;34m(self, *args)\u001b[0m\n\u001b[0;32m 2203\u001b[0m \u001b[0m__repr__\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_swig_repr\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 2204\u001b[0m \u001b[1;32mdef\u001b[0m \u001b[0m__init__\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mself\u001b[0m\u001b[1;33m,\u001b[0m \u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m-> 2205\u001b[1;33m \u001b[0mthis\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0m_spot_impl\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mnew_hoa_stream_parser\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;33m*\u001b[0m\u001b[0margs\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m 2206\u001b[0m \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mthis\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mappend\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mthis\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 2207\u001b[0m \u001b[1;32mexcept\u001b[0m\u001b[1;33m:\u001b[0m \u001b[0mself\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mthis\u001b[0m \u001b[1;33m=\u001b[0m \u001b[0mthis\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
"\u001b[1;31mRuntimeError\u001b[0m: Cannot open file example.aut"
]
}
],
"prompt_number": 11
"prompt_number": 12
},
{
"cell_type": "code",
@ -627,23 +787,16 @@
"evalue": "Command non-existing-cmd exited with exit status 127",
"output_type": "pyerr",
"traceback": [
"\u001b[0;31m---------------------------------------------------------------------------\u001b[0m\n\u001b[0;31mRuntimeError\u001b[0m Traceback (most recent call last)",
"\u001b[0;32m<ipython-input-12-2b2d1b66dcd6>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mspot\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mautomaton\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'non-existing-cmd |'\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
"\u001b[0;32m/home/adl/git/spot/wrap/python/spot.py\u001b[0m in \u001b[0;36mautomaton\u001b[0;34m(filename)\u001b[0m\n\u001b[1;32m 179\u001b[0m \u001b[0ma\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mautomata\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 180\u001b[0m \u001b[0;32mtry\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 181\u001b[0;31m \u001b[0;32mreturn\u001b[0m \u001b[0mnext\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0ma\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m 182\u001b[0m \u001b[0;32mexcept\u001b[0m \u001b[0mStopIteration\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 183\u001b[0m \u001b[0;32mraise\u001b[0m \u001b[0mRuntimeError\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m\"Failed to read automaton from {}\"\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
"\u001b[0;32m/home/adl/git/spot/wrap/python/spot.py\u001b[0m in \u001b[0;36mautomata\u001b[0;34m(*filenames)\u001b[0m\n\u001b[1;32m 170\u001b[0m \u001b[0;32mif\u001b[0m \u001b[0mret\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 171\u001b[0m raise RuntimeError(\"Command {} exited with exit status {}\"\n\u001b[0;32m--> 172\u001b[0;31m .format(filename[:-1], ret))\n\u001b[0m\u001b[1;32m 173\u001b[0m \u001b[0;32mreturn\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m 174\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
"\u001b[0;31mRuntimeError\u001b[0m: Command non-existing-cmd exited with exit status 127"
"\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
"\u001b[1;31mRuntimeError\u001b[0m Traceback (most recent call last)",
"\u001b[1;32m<ipython-input-13-2b2d1b66dcd6>\u001b[0m in \u001b[0;36m<module>\u001b[1;34m()\u001b[0m\n\u001b[1;32m----> 1\u001b[1;33m \u001b[0mspot\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mautomaton\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m'non-existing-cmd |'\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
"\u001b[1;32m/home-ssd/adl/git/spot/wrap/python/spot.py\u001b[0m in \u001b[0;36mautomaton\u001b[1;34m(filename)\u001b[0m\n\u001b[0;32m 196\u001b[0m See `spot.automata()` for a list of supported formats.\"\"\"\n\u001b[0;32m 197\u001b[0m \u001b[1;32mtry\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[1;32m--> 198\u001b[1;33m \u001b[1;32mreturn\u001b[0m \u001b[0mnext\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mautomata\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m\u001b[0;32m 199\u001b[0m \u001b[1;32mexcept\u001b[0m \u001b[0mStopIteration\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 200\u001b[0m \u001b[1;32mraise\u001b[0m \u001b[0mRuntimeError\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;34m\"Failed to read automaton from {}\"\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mformat\u001b[0m\u001b[1;33m(\u001b[0m\u001b[0mfilename\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n",
"\u001b[1;32m/home-ssd/adl/git/spot/wrap/python/spot.py\u001b[0m in \u001b[0;36mautomata\u001b[1;34m(*filenames)\u001b[0m\n\u001b[0;32m 188\u001b[0m \u001b[1;32mif\u001b[0m \u001b[0mret\u001b[0m\u001b[1;33m:\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 189\u001b[0m raise RuntimeError(\"Command {} exited with exit status {}\"\n\u001b[1;32m--> 190\u001b[1;33m .format(filename[:-1], ret))\n\u001b[0m\u001b[0;32m 191\u001b[0m \u001b[1;32mreturn\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0;32m 192\u001b[0m \u001b[1;33m\u001b[0m\u001b[0m\n",
"\u001b[1;31mRuntimeError\u001b[0m: Command non-existing-cmd exited with exit status 127"
]
}
],
"prompt_number": 12
},
{
"cell_type": "code",
"collapsed": false,
"input": [],
"language": "python",
"metadata": {},
"outputs": []
"prompt_number": 13
}
],
"metadata": {}